CAN SOMEONE PLEASE HELP ME WITH THIS SCIENCE QUESTION THANK YOU
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Biology, 05.12.2020 05:20 myanniespencer39
CAN SOMEONE PLEASE HELP ME WITH THIS SCIENCE QUESTION THANK YOU
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Biology, 22.06.2019 15:40
During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.
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Biology, 22.06.2019 23:00
Waste water from industries and domestic sources can be treated by chlorination or ultraviolet radiation. there are pros and cons to using either chlorine or uv radiation to kill harmful microorganisms. what is one reason chlorination would be preferred over ultraviolet radiation? a) chlorine only eliminates visible impurities and is ineffective against microorganisms. b) chlorine not only kills bacteria but provides a residual effect on returning microorganisms. c) uv radiation can be used only to treat drinking water and is ineffective in treating waste water. d) ultraviolet radiation is more effective
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Biology, 23.06.2019 00:00
What is the correct name for the animal pictured on the right? puma cougar panther mountain lion catamount
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History, 20.11.2020 18:50
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Mathematics, 20.11.2020 18:50